Home / 11,170.68-15,422.75-6,926.24

Finding the Fourth Proportional to 11,170.68, 15,422.75 and 6,926.24

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Solution

The fourth proportional to 11,170.68, 15,422.75 and 6,926.24 is: 9,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170.68 : 15,422.75 = 6,926.24 : x
  2. Step 2: Convert to fraction form
    11,170.68/15,422.75 = 6,926.24/x
  3. Step 3: Cross multiply
    11,170.68x = 15,422.75 × 6,926.24
  4. Step 4: Simplify right side
    11,170.68x = 106,821,667.96
  5. Step 5: Solve for x
    x = 106,821,667.96/11,170.68
  6. Step 6: Final answer
    x = 9,562.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.